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Finding the Fourth Proportional to 88,108, 132,136.08 and 25,763.68

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Solution

The fourth proportional to 88,108, 132,136.08 and 25,763.68 is: 38,637.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,108 : 132,136.08 = 25,763.68 : x
  2. Step 2: Convert to fraction form
    88,108/132,136.08 = 25,763.68/x
  3. Step 3: Cross multiply
    88,108x = 132,136.08 × 25,763.68
  4. Step 4: Simplify right side
    88,108x = 3,404,311,681.57
  5. Step 5: Solve for x
    x = 3,404,311,681.57/88,108
  6. Step 6: Final answer
    x = 38,637.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.